I_IUCLC
if (I_IUCLC(tty) && L_IEXTEN(tty))
if (I_IUCLC(tty) && L_IEXTEN(tty))
if (I_IUCLC(tty) && L_IEXTEN(tty))
bool preops = I_ISTRIP(tty) || (I_IUCLC(tty) && L_IEXTEN(tty));
if (I_ISTRIP(tty) || I_IUCLC(tty) || I_IGNCR(tty) ||